Synonyms: Arceuthobium gracile; Arceuthobium opuntioides (homotypic); Dendrophthora danceri; Dendrophthora gracilis (heterotypic); Dendrophthora monstrosa; Distichella danceri; Distichella gracilis (heterotypic); Distichella opuntioides (homotypic); Ozarthris opuntioides (homotypic); Ozarthris opuntioiodes; Razoumofskya gracilis (heterotypic); Razoumofskya jamaicensis; Razoumofskya opuntiodes (homotypic); Razoumofskya opuntioides; Razoumowskia jamaicensis; Viscum gracile (heterotypic); Viscum monstrosum (homotypic); Viscum opuntioides (heterotypic); Viscum opuntioides var. angustinus; Viscum opuntioides var. angustius